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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/drivers/clk/berlin/berlin2-div.h
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/* SPDX-License-Identifier: GPL-2.0 */

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/*

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 * Copyright (c) 2014 Marvell Technology Group Ltd.

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 *

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 * Alexandre Belloni <[email protected]>

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 * Sebastian Hesselbarth <[email protected]>

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 */

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#ifndef __BERLIN2_DIV_H

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#define __BERLIN2_DIV_H

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struct clk_hw;

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#define BERLIN2_DIV_HAS_GATE		BIT(0)

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#define BERLIN2_DIV_HAS_MUX		BIT(1)

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#define BERLIN2_PLL_SELECT(_off, _sh)	\

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	.pll_select_offs = _off,	\

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	.pll_select_shift = _sh

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#define BERLIN2_PLL_SWITCH(_off, _sh)	\

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	.pll_switch_offs = _off,	\

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	.pll_switch_shift = _sh

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#define BERLIN2_DIV_SELECT(_off, _sh)	\

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	.div_select_offs = _off,	\

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	.div_select_shift = _sh

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#define BERLIN2_DIV_SWITCH(_off, _sh)	\

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	.div_switch_offs = _off,	\

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	.div_switch_shift = _sh

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#define BERLIN2_DIV_D3SWITCH(_off, _sh)	\

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	.div3_switch_offs = _off,	\

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	.div3_switch_shift = _sh

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#define BERLIN2_DIV_GATE(_off, _sh)	\

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	.gate_offs = _off,		\

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	.gate_shift = _sh

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#define BERLIN2_SINGLE_DIV(_off)	\

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	BERLIN2_DIV_GATE(_off, 0),	\

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	BERLIN2_PLL_SELECT(_off, 1),	\

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	BERLIN2_PLL_SWITCH(_off, 4),	\

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	BERLIN2_DIV_SWITCH(_off, 5),	\

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	BERLIN2_DIV_D3SWITCH(_off, 6),	\

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	BERLIN2_DIV_SELECT(_off, 7)

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struct berlin2_div_map {

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	u16 pll_select_offs;

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	u16 pll_switch_offs;

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	u16 div_select_offs;

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	u16 div_switch_offs;

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	u16 div3_switch_offs;

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	u16 gate_offs;

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	u8 pll_select_shift;

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	u8 pll_switch_shift;

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	u8 div_select_shift;

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	u8 div_switch_shift;

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	u8 div3_switch_shift;

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	u8 gate_shift;

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};

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struct berlin2_div_data {

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	const char *name;

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	const u8 *parent_ids;

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	int num_parents;

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	unsigned long flags;

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	struct berlin2_div_map map;

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	u8 div_flags;

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};

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struct clk_hw *

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berlin2_div_register(const struct berlin2_div_map *map,

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	     void __iomem *base,  const char *name, u8 div_flags,

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	     const char **parent_names, int num_parents,

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	     unsigned long flags,  spinlock_t *lock);

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#endif /* __BERLIN2_DIV_H */

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